Related Clues:

• You may make light of it
• Light material?
• Store-sign gas
• Aquarium brightener
• Storefront sign
• Light element
• Theatrical lighting?
• Chemical element with the symbol Fe
• D-I-N-E-R material
• Rialto light
• Element of Times Square
• Like the lights of Vegas
• Bright sign
• Like many Las Vegas signs
• Four: Pref.